CN106458011A - Industrial vehicle - Google Patents

Industrial vehicle Download PDF

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Publication number
CN106458011A
CN106458011A CN201480078608.4A CN201480078608A CN106458011A CN 106458011 A CN106458011 A CN 106458011A CN 201480078608 A CN201480078608 A CN 201480078608A CN 106458011 A CN106458011 A CN 106458011A
Authority
CN
China
Prior art keywords
electromotor
industrial vehicle
emission
control equipment
counterweight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201480078608.4A
Other languages
Chinese (zh)
Other versions
CN106458011B (en
Inventor
高桥俊太
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Mitsubishi Logisnext Co Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of CN106458011A publication Critical patent/CN106458011A/en
Application granted granted Critical
Publication of CN106458011B publication Critical patent/CN106458011B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
    • B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K13/00—Arrangement in connection with combustion air intake or gas exhaust of propulsion units
    • B60K13/04—Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning exhaust
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
    • B60K5/12—Arrangement of engine supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
    • B60K5/12—Arrangement of engine supports
    • B60K5/1208—Resilient supports
    • B60K5/1216—Resilient supports characterised by the location of the supports relative to the motor or to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07513—Details concerning the chassis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07554—Counterweights
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07572—Propulsion arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/15—Fork lift trucks, Industrial trucks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
    • F01N13/1811—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration
    • F01N13/1822—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration for fixing exhaust pipes or devices to vehicle body
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
    • F01N13/1844—Mechanical joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2230/00—Combination of silencers and other devices
    • F01N2230/02—Exhaust filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
    • F01N2340/02—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the distance of the apparatus to the engine, or the distance between two exhaust treating apparatuses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
    • F01N2340/04—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the arrangement of an exhaust pipe, manifold or apparatus in relation to vehicle frame or particular vehicle parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/18—Methods or apparatus for fitting, inserting or repairing different elements by using quick-active type locking mechanisms, e.g. clips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/08—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for heavy duty applications, e.g. trucks, buses, tractors, locomotives

Abstract

The purpose of the present invention is to provide an industrial vehicle in which an exhaust gas purifier can be installed with an efficient arrangement layout, and with which excellent purification performance can be attained. This industrial vehicle is characterized in that: a cargo handling device and a counterweight are each present in the front and the rear of the vehicle; an exhaust pipe of an engine is equipped with an exhaust gas purifier that purifies exhaust gas; and the exhaust gas purifier is disposed inside an engine room for storing the engine.

Description

Industrial vehicle
Technical field
It relates to the technical field of the industrial vehicle such as fork truck, this industrial vehicle possesses to the electromotor as power source The emission-control equipment that purified of aerofluxuss.
Background technology
In order to purify to the atmosphere pollution containing from the aerofluxuss that the electromotor of vehicle is discharged, can set in exhaustor Put emission-control equipment.In addition, discharging, in order to reduce, the noise producing during aerofluxuss, (can disappear in exhaustor setting silencing means Sound device).Such emission-control equipment and silencing means are configured with suitable layout in vehicle.
In the industrial vehicle that the weights such as handler are equipped on front part of vehicle, for making vehicle anterior-posterior balance, in vehicle Rear portion is provided with counterweight.In order to ensure weight, counterweight needs there is size to a certain degree, can be to having above-mentioned emission-control equipment Cause big impact with the configuration layout of silencing means.As the emission-control equipment in this industrial vehicle and silencing means One example of configuration layout, has patent documentation 1 and patent documentation 2.
Fig. 7 is the schematic diagram of the configuration layout of silencing means in the industrial vehicle briefly expressing involved by patent documentation 1. In this vehicle, possesses electromotor 1, for radiating to the cooling water flowing in the chilled(cooling) water return (CWR) 23 of this electromotor 1 Radiator 2, be arranged on the counterweight 3 at rear of this radiator 2 and for reducing the acoustic filter 4 of exhaust noise.Air Blast fan 5 work along with the work of electromotor 1, pass through, after radiator 2, to set via in counterweight 3 from the air-supply of this Air Blast fan 5 The window-like blow vent 6 put is released to outside.Acoustic filter 4 is configured to be rectified plate 7 in the lower side of counterweight 3 and separates, so that being derived from The air-supply of Air Blast fan 5 will not be hindered.
It should be noted that in the figure 7, acoustic filter 4 configures the outside in engine room.
Fig. 8 A is the first configuration layout of the emission-control equipment in the industrial vehicle briefly expressing involved by patent documentation 2 Schematic diagram, Fig. 8 B be briefly express patent documentation 2 involved by industrial vehicle in emission-control equipment second configuration cloth The schematic diagram of office.It should be noted that in Fig. 8 A and Fig. 8 B, for the accompanying drawing common with Fig. 7 identical element mark Labelling, suitably the repetitive description thereof will be omitted.
In this example embodiment, it is equipped with Diesel engine as electromotor 1, as emission-control equipment, be provided with aerofluxuss The unburned particulate thing (PM) containing carries out the diesel particulate filter (DPF) 8 trapping, purifying.In DPF8, by carrying out profit The aerofluxuss being used for the high temperature from electromotor 1 make the Regeneration Treatment that gathered PM burns maintain purifying property.But, if sent out Exhaustor 20 between motivation 1 and DPF8 is elongated, then there is a problem of that the temperature being directed into the aerofluxuss of DPF8 reduces.
In the example of Fig. 8 A, by DPF8 configuration being shortened the row between electromotor 1 and DPF8 in radiator 2 side Trachea 20, it is ensured that being directed into the temperature of the aerofluxuss of DPF8, realizes the raising of purifying property.
In addition, in the example of Fig. 8 B, in order to maintain the purifying property of DPF, needing to carry out being carried out including operating personnel Dismounting operation maintenance, in light of this situation, DPF8 is configured at the foot-operated place of vehicle.Thus, make electromotor 1 and DPF8 it Between exhaustor 20 shorten, and so that the operability of operating personnel is improved.
It should be noted that dotted line 14 represents the engine room being accommodated with electromotor 1 in Fig. 8 A and Fig. 8 B, DPF8 configures Outside in this engine room 14.
Prior art literature
Patent documentation
Patent documentation 1：(Japanese) Patent Laid-Publication 11-139171 publication
Patent documentation 2：(Japanese) JP 2010-215041 publication
Content of the invention
Invent technical problem to be solved
In patent documentation 1, need to configure in the bottom of counterweight 3 acoustic filter 4 it is therefore necessary to guarantee to disappear at counterweight 3 The accommodation space of sound device 4, can lead to the size of counterweight 3 to increase.As a result, exist making for the industrial vehicles such as fork truck relatively Hidden danger for penalty such as important back visibibility and radiuss of turn.In addition, it is necessary to make counterweight 3 center of gravity be moved upward with Guarantee the amount needed for the installation space of acoustic filter 4, therefore there is the hidden danger of intact stability reduction.In addition, acoustic filter 4 configures The wind downstream of radiator 2, becomes obstacle for the cooling wind by radiator 2, there is the cooling performance making radiator 2 The hidden danger deteriorating.
Although additionally, being not provided with emission-control equipment as DPF8 in patent documentation 1 it is assumed that being based on and acoustic filter DPF8 is arranged on the bottom of counterweight 3, then above mentioned problem, the distance between electromotor 1 and DPF8 by 4 same thoughts Elongated, therefore worry that the temperature being directed into the aerofluxuss of DPF8 reduces, purifying property declines.
In patent documentation 2, pass through as shown in Figure 8 A to configure DPF8 in the side of radiator 2, compared with patent documentation 1 The distance between electromotor 1 and DPF8 can be shortened.However, between electromotor 1 and DPF8 still remaining enough distances, deposit In further room for improvement.
In addition, in the fig. 8b, by configuring DPF8 in pedal, further shorten electromotor 1 compared with Fig. 8 A The distance between and DPF8, but because DPF8 is operationally in very high temperature, therefore it is not intended to be configured at people The pedal that handss readily access.In addition guarantee that the installation space of DPF8 is not easy to, especially in compact car in pedal Situation about encountering difficulties in the case of is more.And, if emission-control equipment is arranged on the outside of vehicle body frame, deposit Hidden danger in impact assembling.
That at least one embodiment of the present invention is in view of the above problems and makes it is therefore intended that provide one kind can be with height The layout of effect carries emission-control equipment, and can obtain the industrial vehicle of good purifying property.
For solving the technical scheme of technical problem
(1) in order to solve above-mentioned technical problem, the industrial vehicle of a present invention at least embodiment possesses：Before vehicle The handler of portion's setting；Counterweight in the setting of the rear portion of described vehicle；In the inside of described vehicle, it is accommodated in described counterweight Front formed engine room in electromotor；It is configured to the aerofluxuss to the described electromotor of configuration in described engine room The emission-control equipment being purified.
According at least one embodiment of the present invention, by configuring in engine room emission-control equipment, Neng Goujin One step shortens the distance between electromotor and emission-control equipment.Thereby, it is possible to prevent from being directed into the aerofluxuss of emission-control equipment Temperature reduce, make purifying property improve.Additionally, due to do not need at counterweight arrange emission-control equipment configuration space, because This is capable of reducing of weight size.Thereby, it is possible to improve back visibibility and verticity, and the center of gravity of counterweight can be made Reduce and so that intact stability is improved.
It should be noted that in the description of the present application, engine room represents the space for receiving electromotor, such as Vehicle body frame using setting in vehicle surrounds the space of electromotor from side, preferably utilizes hood further from upper The space that side covers electromotor and formed.
(2) in several embodiments, in the industrial vehicle described in above-mentioned (1), preferably described emission-control equipment is Flow type diesel particulate filter.
According to this embodiment, be used diesel particulate filter as emission-control equipment in the case of, using circulation Formula.Although the capture rate of the wall-flow type popularized is high before, because flue dust is piled up, safeguard that frequency uprises.On the other hand, Flow type has the construction that flue dust do not pile up so safeguarding that frequency is low, even if configuration is difficult to the engine room touching in operator Interior, because its drawback is less and there is no problem.
(3) in several embodiments, in the industrial vehicle described in above-mentioned (1) or (2), it is preferably provided with silencing means, should Silencing means are arranged on the position being located at downstream in described waste pipe than described emission-control equipment, and this noise reduction fills Put configuration in described engine room.
According to this embodiment, by silencing means are configured in engine room it is not necessary to be provided at counterweight The space of configuration silencing means.Thereby, it is possible to realize reducing further of weight size.
(4) in several embodiments, above-mentioned (1) to (3) described in arbitrary industrial vehicle in, preferably described aerofluxuss are net Than heat sink arrangements in the position positioned at front, described radiator is configured to the cooling water of described electromotor is dissipated gasifying device Heat.
According to this embodiment, by by emission-control equipment configuration, in the position being located at front than radiator, aerofluxuss are net Gasifying device will not hinder the air-supply by radiator, and the cooling performance of radiator can be made to improve.
(5) in several embodiments, above-mentioned (1) to (4) described in arbitrary industrial vehicle in, preferably described electromotor The support installed on the vehicle body frame that described vehicle has is from two sides suspension support.
According to this embodiment, by electromotor being carried out with suspention using support from two sides with respect to vehicle body frame Hold, can guarantee to arrange the space of emission-control equipment etc. below electromotor, be capable of the efficient cloth in engine room Office.
(6) in several embodiments, in the industrial vehicle described in above-mentioned (5), preferably on described vehicle body frame, with Mode prominent to described electromotor in the horizontal direction is provided with flank, and described support possesses：Supporting member, it possesses and is fixed on The horizontal plane of described flank and the vertical linking with this horizontal plane；Fixed component, one end is parallel with respect to described vertical Ground is fixed on described vertical and the other end is abreast fixed on the table of described electromotor with respect to the surface of described electromotor Face.
According to this embodiment, the support by using possessing such supporting member and fixed component carrys out suspension support and sends out Motivation, can be fixed to the electromotor of vibration securely with respect to vehicle body frame.
(7) in several embodiments, in the industrial vehicle described in above-mentioned (5) or (6), preferably described exhaust gas purification dress Install and be placed in, the space of the lower section of the described electromotor being formed by using electromotor described in described support suspension support.
According to this embodiment, it is capable of the efficient layout in engine room.
(8) in several embodiments, above-mentioned (1) to (7) described in arbitrary industrial vehicle in, be preferably provided with fuel Case, this fuel tank configures above described counterweight.
According to this embodiment, by the space configuration fuel tank above the counterweight being formed by the densification of counterweight, energy Enough easily touch fuel tank, mitigate the burden of the upkeep operations such as oiling.
The effect of invention
According at least one embodiment of the present invention, by configuring in engine room emission-control equipment, Neng Goujin One step shortens the distance between electromotor and emission-control equipment.Thereby, it is possible to prevent from being directed into the aerofluxuss of emission-control equipment Temperature reduce, improve purifying property.Additionally, due to not needing to arrange the configuration space of emission-control equipment in counterweight, therefore can Enough realize reducing of weight size.Thereby, it is possible to improve back visibibility and verticity, and the center of gravity of counterweight can be made to reduce And so that intact stability is improved.
Brief description
Fig. 1 is the integrally-built schematic diagram representing the industrial vehicle involved by an embodiment of the present invention from side.
Fig. 2 is the vertical of the construction of electromotor periphery of industrial vehicle involved by expression an embodiment of the present invention from below Body figure.
Fig. 3 is the axonometric chart extracting vehicle body frame and support from Fig. 2.
Fig. 4 is the axonometric chart representing the construction of electromotor periphery of storage in engine room.
Fig. 5 is the schematic diagram representing electromotor peripheral construction together with chilled(cooling) water return (CWR).
Fig. 6 is the vertical of the construction of electromotor periphery of industrial vehicle involved by expression an embodiment of the present invention from below Body figure.
Fig. 7 is the schematic diagram of the configuration layout of silencing means in the industrial vehicle briefly expressing involved by patent documentation 1.
Fig. 8 A is the first configuration layout of the emission-control equipment in the industrial vehicle briefly expressing involved by patent documentation 2 Schematic diagram.
Fig. 8 B is the second configuration layout of the emission-control equipment in the industrial vehicle briefly expressing involved by patent documentation 2 Schematic diagram.
Specific embodiment
Hereinafter, referring to the drawings several embodiments of the invention is illustrated.Wherein, record or attached as embodiment The size of component parts shown in figure, material, shape, its relative configuration etc. are not used to be defined in the scope of the present invention This, only simple explanation example.
For example, " a direction " " along a direction " " parallel " " orthogonal " " the expression phase such as " center " " concentric " or " coaxial " To or the performance of absolute configuration be not merely strictly to represent such configuration, also illustrate that with tolerance or identical work(can be obtained The angle of degree of energy, the state apart from relative displacement.
For example, " same " " equal " and " etc. matter " etc. represents that the performance of same condition is not only strictly to represent equal shape State, also illustrates that there is tolerance or the state of the difference of degree that can obtain identical function.
For example, tetragon, cylindrical shape etc. represent that the performance of shape is not only geometrically strictly to represent tetragon, circle The shapes such as tubular, are also illustrated in and can obtain in the range of same effect, including the shape of convex-concave portion or chamfered section etc..
On the other hand, an element " possessing " " inclusion " or " having " such performance are not other compositions of exclusion The exclusive sex expression that key element exists.
Fig. 1 is the integrally-built schematic diagram representing the industrial vehicle involved by an embodiment of the present invention from side.
Industrial vehicle is the fork truck vehicle in the front of driver's seat 10 with the handler 11 that can make the lifting of handling thing. It is equipped with Diesel engine (below, be properly termed as " electromotor ") 1 as power source in vehicle, enter driving using its power Traveling, the driving of handler 11.
In vehicle, the handler 11 as weight is arranged on vehicle front (has the feelings of goods in handler 11 stowage Under condition, handler 11 is heavier) it is contemplated that this point, by carrying counterweight 3 at the rear of driver's seat 10, put down before and after making vehicle Weighing apparatus is it is ensured that verticity more important for industrial vehicle, intact stability.
Additionally, being configured with fuel tank 12 above counterweight 3.
Fig. 2 is the vertical of the construction of electromotor periphery of industrial vehicle involved by expression an embodiment of the present invention from below Body figure.
Electromotor 1 is accommodated in the engine room 14 being surrounded by vehicle body frame 13.Here, engine room 14 broad sense upper table Show the space arranging to receive electromotor 1 in vehicle interior, surround the side of electromotor 1 preferably with vehicle body frame 13 Side's at least a portion, it is further preferred that at least a portion using the hood top covering electromotor 1 (not shown).
Vehicle body frame 13, respectively as shown in reference 13a and 13b, is arranged along the two sides of electromotor 1 in fig. 2 Extend.The motor mounts that electromotor 1 is respectively set at vehicle body frame 13a and 13b from two sides (below, suitably claim For " support ") 15 suspension supports.In the case of general placement h type engine h, do not exist more than needed in the lower section of electromotor 1 Space, but in the present embodiment, by suspension support is carried out to electromotor 1, easily in lower section installation space, can start Emission-control equipment described later (DPF8) etc. is set in machine room 14.
Fig. 3 is to represent the axonometric chart extracting vehicle body frame 13 and support 15 from Fig. 2.It should be noted that in figure 3 In order that the configuration of support 15 is easy to understand, eliminate vehicle body frame 13b.
Support 15 is arranged at vehicle body frame 13a and 13b, is made up of supporting member 16 and fixed component 17 respectively.
On the surface of vehicle body frame 13, it is provided with flank 22 prominent to electromotor 1 in the horizontal direction.Warp on flank 22 It is fixed with the horizontal plane 16a of supporting member 16 by multiple bolts.Horizontal plane 16a is generally perpendicularly linked with vertical 16b, Supporting member 16 has the shape of generally L-shaped.
This vertical 16b is abreast fixed on respect to vertical 16b in one end of fixed component 17, the other end with respect to send out The surface of this electromotor 1 is abreast fixed on the surface of motivation 1.More specifically illustrate, fixed component 17 has and starts The stationary plane 17a of the opposing surface ground setting of machine 1, and it is fixed on electromotor 1 using multiple bolts.Court on stationary plane 17a It has been protrudedly formed link surface 17b to vehicle body frame 13 side.Link surface 17b profit is bolted to the vertical of supporting member 16 16b, in the present embodiment, especially can be by bolt from the fixedly connected face in the both sides of vertical 16b 17b.By using tool There is the support 15 of such construction, the electromotor 1 of vibration can be firmly fixed with respect to vehicle body frame 13.
Fig. 4 is the axonometric chart representing the construction of electromotor periphery of storage in engine room 14.
Electromotor 1 possesses exhaust turbine supercharger 18, this exhaust turbine supercharger 18 have exhaust driven gas turbine 18a and with its with Shaft-driven compressor 18b.From air inlet pipe 19 suck air after compressor 18b is compressed intensification, (do not scheme in charge air cooler Show) it is cooled and be supplied to combustor.
It is compressed ignition in a combustion chamber, aerofluxuss produced by burning are to the aerofluxuss whirlpool being arranged at exhaustor 20 After wheel 18a is driven and becomes the power source of described compressor 18b, it is supplied to the diesel particulate mistake as emission-control equipment Filter (DPF) 8.
DPF8 is accommodated in engine room 14, is especially disposed on (that is, utilizing and propping up in the space formed below of electromotor 1 The space that frame 15 is suspended in midair and formed to electromotor 1).So, exhaustor 20 is towards the DPF8 arranging in the lower section of electromotor 2 Extend.In exhaustor 20, a part for DPF8 upstream side is inserted with the ripple pipe arrangement 21 that can stretch in the direction of extension, from And prevent the vibration of electromotor 1 to be delivered to downstream.
Furthermore it is preferred that there is the position of rectilinear form (for example, as illustrated in fig. 4 in ripple pipe arrangement 21 insertion exhaustor 20 Linearly extended position in the vertical direction).In order to absorb the vibration of electromotor 1, ripple pipe arrangement 21 is needed to have high durable Property, but by being inserted into the position with rectilinear form, uniform in complete cycle in the vibration radially transmitted of ripple pipe arrangement 21 Change, good durability can be obtained.
In addition it is possible to use there is flexible flexible pipe arrangement to replace ripple pipe arrangement 21 or to be used therewith.
By configuring DPF8 in engine room 14 by this way, the row between electromotor 1 and DPF8 can be shortened Trachea 20, suppression is directed into the reduction of delivery temperature of DPF8, so that purifying property is improved.
However, making aerofluxuss catch by the ceramic filter with ojosa from the wall-flow type DPF having popularized before Collection PM, but in the high another aspect of capture rate, have device safeguards the feature that frequency uprises.Therefore, wall-flow type DPF needs The configuration position that operator readily accesses in upkeep operation is it is impossible to configure in engine room 14 as the present application Interior.
On the other hand, in the present embodiment using flow type DPF.Flow type DPF is different from above-mentioned wall-flow type, has flue dust It is difficult the construction piled up.Therefore, safeguard that compared with the DPF of wall-flow type frequency is low, though what configuration was difficult to touch in operator In engine room 14, be also not in problem because drawback is less.
It should be noted that being said as the situation of emission-control equipment to setting DPF8 in the present embodiment Bright, but can in the upstream side of DPF8, arrange made using contained oxygen in aerofluxuss in aerofluxuss with Hydrocarbon (HC) be Main unburnt oxidation decomposition is water (H20) and carbon dioxide (CO2) oxidation catalyst (DOC).In this case, In the Regeneration Treatment of DPF8, the setting of the upstream side of DOC pre-spray unit to spray fuel (HC) in exhaustor 20, utilize DOC makes the oxidized containing in this aerofluxus make exhaust-gas temperature rising, sends into DPF8 by being upgraded to the aerofluxuss of high temperature, comes to being amassed Poly- PM carries out burn processing.
Fig. 5 is the schematic diagram of the peripheral construction representing electromotor 2 together with chilled(cooling) water return (CWR) 23.
The cooling water heating up in electromotor 1 is entered with extraneous gas by the radiator 2 of setting on chilled(cooling) water return (CWR) 23 Row heat exchange and be cooled.Extraneous gas is sent into radiator by the Air Blast fan 5 being rotated using the driving along with electromotor 1 2, the heat exchange with cooling water can be promoted.The air-supply passed through in radiator 2 is via the blow vent of the counterweight 3 configuring at rear 6 (with reference to Fig. 7) released to outside car.
As shown in fig. 7, in the past, the emission-control equipments such as DPF8 were configured near the blow vent 6 of counterweight 3, can hinder and send Wind and become the low reason of cooling capacity of radiator 2.In the present embodiment, by being hindered air-supply in this wise DPF8 configuration, in the engine room 14 being located at front than radiator 2, is capable of the raising of the cooling performance of radiator 2.
Further, since not needing to arrange the configuration space of DPF8 in counterweight 3, therefore, it is possible to realize reducing of counterweight 3 size, Back visibibility, verticity can be made to improve, and the center of gravity of counterweight 3 can be made to reduce and obtain good intact stability. Especially by the height lower arranging counterweight 3 and shorter length is set, back visibibility can be improved.Additionally by less The profile that ground sets counterweight 3 can reduce radius of turn, realizes the excellent industrial vehicle of little turn performance.
In addition, being capable of the densification of counterweight 3 by the way, therefore readily access setting in counterweight 3 Fuel tank 12, can mitigate the burden of the upkeep operations such as oiling.
Fig. 6 is the vertical of the construction of electromotor periphery of industrial vehicle involved by expression an embodiment of the present invention from below Body figure.
In the present embodiment, in exhaustor 20, the downstream of DPF8 is provided with for suppressing the silencing means of noise to disappear Sound device 4.As shown in fig. 7, in the past, because acoustic filter 4 is configured at the space being formed in the bottom of counterweight 3, therefore can hinder and be derived from The air-supply of radiator 2, becomes a low reason of cooling capacity.
On the other hand, in the present embodiment, as shown in fig. 6, acoustic filter 4 is also configured in engine room in the same manner as DPF8 In 14.Thereby, it is possible to avoid stopping the air-supply from radiator 2, cooling performance is made to improve.Further, since not needing in counterweight 3 Bottom formed acoustic filter 4 installation space, therefore, it is possible to realize densification and the low center of gravity of counterweight 3, make verticity and Intact stability improves.
It should be noted that in the present embodiment, also acoustic filter 4 is configured in electromotor exemplified with addition to DPF8 Example in room 14, based on same thought it is also possible to realize efficiently the configuration of other elements in engine room 14 Layout.
As discussed above, according at least one embodiment of the present invention, by DPF8 is configured in electromotor In room 14, the distance between electromotor 1 and DPF8 can be shortened.Temperature thereby, it is possible to make the aerofluxuss being directed into DPF8 reduces, Purifying property is made to improve.Additionally, due to not needing to arrange the configuration space of DPF8 in counterweight 3, it is capable of the contracting of counterweight 3 size Little.Thereby, it is possible to improve back visibibility and verticity, and the center of gravity of counterweight 3 is made to reduce and so that intact stability is improved.
Industrial applicibility
At least one embodiment of the present invention can be applied to and possesses the aerofluxuss to the electromotor as power source and carry out only The industrial vehicles such as the fork truck of emission-control equipment changed.
Description of reference numerals
1 electromotor
2 radiators
3 counterweights
4 silencing means (acoustic filter)
5 Air Blast fans
6 blow vents
8 emission-control equipments (DPF)
9 exhaustors
10 driver's seats
11 handlers
12 fuel tanks
13 vehicle body frames
14 engine rooms
15 motor mounts
16 supporting members
17 fixed components
18 exhaust turbine superchargers
19 air inlet villous themedas
20 exhaustors
21 ripple pipe arrangements
22 flanks
Claims (according to the 19th article of modification of treaty)
1. a kind of industrial vehicle is it is characterised in that possess：
Handler in the anterior setting of vehicle；
Counterweight in the setting of the rear portion of described vehicle；
In the inside of described vehicle, it is accommodated in the electromotor in the engine room that the front of described counterweight is formed；
It is configured to the emission-control equipment that the aerofluxuss of the described electromotor of configuration in described engine room are purified；
Described electromotor by the vehicle body frame that described vehicle has install support from two sides suspension support, described On vehicle body frame, by the horizontal direction to described electromotor prominent in the way of be provided with flank,
Described support possesses：
Supporting member, it possesses the horizontal plane being fixed on described flank and the vertical linking with this horizontal plane；
Fixed component, described vertical is abreast fixed on respect to described vertical in one end and the other end is with respect to described The surface of described electromotor is abreast fixed on the surface of motivation.
2. industrial vehicle according to claim 1 it is characterised in that
Described emission-control equipment is flow type diesel particulate filter.
3. industrial vehicle according to claim 1 and 2 it is characterised in that
Possess silencing means, this silencing means is arranged in described waste pipe and is located at down than described emission-control equipment The position of trip side,
This silencing means configures in described engine room.
4. industrial vehicle according to any one of claim 1 to 3 it is characterised in that
Than heat sink arrangements in the position positioned at front, described radiator is configured to described electromotor described emission-control equipment Cooling water radiated.
5. industrial vehicle according to claim 1 it is characterised in that
Described emission-control equipment is arranged at, formed by using electromotor described in described support suspension support described in start The space of the lower section of machine.
6. industrial vehicle according to any one of claim 1 to 5 it is characterised in that
Possess fuel tank,
This fuel tank configures above described counterweight.

Claims (8)

1. a kind of industrial vehicle is it is characterised in that possess：
Handler in the anterior setting of vehicle；
Counterweight in the setting of the rear portion of described vehicle；
In the inside of described vehicle, it is accommodated in the electromotor in the engine room that the front of described counterweight is formed；
It is configured to the emission-control equipment that the aerofluxuss of the described electromotor of configuration in described engine room are purified.
2. industrial vehicle according to claim 1 it is characterised in that
Described emission-control equipment is flow type diesel particulate filter.
3. industrial vehicle according to claim 1 and 2 it is characterised in that
Possess silencing means, this silencing means is arranged in described waste pipe and is located at down than described emission-control equipment The position of trip side,
This silencing means configures in described engine room.
4. industrial vehicle according to any one of claim 1 to 3 it is characterised in that
Than heat sink arrangements in the position positioned at front, described radiator is configured to described electromotor described emission-control equipment Cooling water radiated.
5. industrial vehicle according to any one of claim 1 to 4 it is characterised in that
The support that described electromotor is installed on the vehicle body frame that described vehicle has is from two sides suspension support.
6. industrial vehicle according to claim 5 it is characterised in that
On described vehicle body frame, by the horizontal direction to described electromotor prominent in the way of be provided with flank,
Described support possesses：
Supporting member, it possesses the horizontal plane being fixed on described flank and the vertical linking with this horizontal plane；
Fixed component, described vertical is abreast fixed on respect to described vertical in one end and the other end is with respect to described The surface of described electromotor is abreast fixed on the surface of motivation.
7. the industrial vehicle according to claim 5 or 6 it is characterised in that
Described emission-control equipment is arranged at, formed by using electromotor described in described support suspension support described in start The space of the lower section of machine.
8. industrial vehicle according to any one of claim 1 to 7 it is characterised in that
Possess fuel tank,
This fuel tank configures above described counterweight.
CN201480078608.4A 2014-07-29 2014-07-29 Industrial vehicle Active CN106458011B (en)

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EP3176021A4 (en) 2018-06-13
CN106458011B (en) 2020-03-31
US10669141B2 (en) 2020-06-02
EP3176021A1 (en) 2017-06-07
EP3176021B1 (en) 2021-01-13
WO2016016936A1 (en) 2016-02-04

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